求翻译：信息除了缺损外,还可能存在不确定性问题,即对于某些属性,一些对象在这些属性下的取值不是取一个值,而是取几个值,这样的信息系统就称为集值信息系统。是什么意思？

Information in addition to defect, but also there may be uncertainty, that is, for some properties, some objects in the values ​​of these properties is not to take a lower value, but take several values, such as set-valued information system information system.

In addition, HIV-related information, it is also possible that there is uncertainty in the case of certain properties, these properties under a number of target in value is not a value, but rather take a few months, this value is known as the value of information systems information systems.

正在翻译，请等待...

Information in addition to defect, there may be uncertainty, that is, for some properties, some object values in these properties are not taking a value, but get few values, such an information system is called a set-valued information system.

正在翻译，请等待...